Finding the Fourth Proportional to 230,636.61, 345,969.50 and 97,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   230,636.61 : 345,969.50 = 97,499.34 : x
2. Step 2: Convert to fraction form
   230,636.61/345,969.50 = 97,499.34/x
3. Step 3: Cross multiply
   230,636.61x = 345,969.50 × 97,499.34
4. Step 4: Simplify right side
   230,636.61x = 33,731,797,422.63
5. Step 5: Solve for x
   x = 33,731,797,422.63/230,636.61
6. Step 6: Final answer
   x = 146,255.17